Analysis

  • max time kernel
    120s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    21-05-2024 01:27

General

  • Target

    e0ece16177937a72af5678f92fa79d6a9fd01213b33663b46c6106aa3189eb96.exe

  • Size

    371KB

  • MD5

    2d3cfe702b5ed5064a086a7c63c9c853

  • SHA1

    b74a924d93f66f0cf71023406a6959afe7a7c385

  • SHA256

    e0ece16177937a72af5678f92fa79d6a9fd01213b33663b46c6106aa3189eb96

  • SHA512

    cc45573b6c805763765b884d3ffa309bc4fd8f83508275a3323372d668afde693894aaa23840da52509054ca726a2ee1ec43fedab36fed9cb57437eaddf274e0

  • SSDEEP

    6144:7IxY3q6emyxIeCc6LK+hRz9Fl7nNjknWlajhgVZfwJPH1Q+9fRQK1oErL:sxY66cMc6LL9v7uWrZfayYfRr1oK

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6760916656:AAFTROumNysgqsjoqAvyBqjbR9y3VV4we2Y/

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0ece16177937a72af5678f92fa79d6a9fd01213b33663b46c6106aa3189eb96.exe
    "C:\Users\Admin\AppData\Local\Temp\e0ece16177937a72af5678f92fa79d6a9fd01213b33663b46c6106aa3189eb96.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Users\Admin\AppData\Local\Temp\e0ece16177937a72af5678f92fa79d6a9fd01213b33663b46c6106aa3189eb96.exe
      "C:\Users\Admin\AppData\Local\Temp\e0ece16177937a72af5678f92fa79d6a9fd01213b33663b46c6106aa3189eb96.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1364-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

    Filesize

    4KB

  • memory/1364-1-0x0000000000CF0000-0x0000000000D52000-memory.dmp

    Filesize

    392KB

  • memory/1364-15-0x0000000074D90000-0x000000007547E000-memory.dmp

    Filesize

    6.9MB

  • memory/2708-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2708-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-4-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-2-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2708-16-0x0000000074D10000-0x00000000753FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2708-17-0x0000000074D10000-0x00000000753FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2708-34-0x0000000074D10000-0x00000000753FE000-memory.dmp

    Filesize

    6.9MB